Home / Accessory-Silencer Accessories / Yankee Hill Machine Company QD MOUNT THEAD PROTECTOR View cart “SilencerCo 3-LUG MUZZLE DEVICE 9MM 1/2X36” has been added to your cart. Yankee Hill Machine Company QD MOUNT THEAD PROTECTOR$1995 In stock Yankee Hill Machine Company QD MOUNT THEAD PROTECTOR quantity Add to cart SKU: YHM-3114 Category: Accessory-Silencer Accessories Product ID: 32647 Description Description Related products Sale! Rugged Suppressors OBSIDIAN9 3 LUG ADAPT 13.5x1L $8500 Original price was: $8500.$7561Current price is: $7561. Gemtech ADAPTER MM9 5/8-24 300BLK $7500 Sale! Rugged Suppressors R3 FLASH HIDER M18X1 $10000 Original price was: $10000.$8715Current price is: $8715. Sale! Dead Air Armament GHOST FIXED MOUNT M13.5X1LH $8900 Original price was: $8900.$7865Current price is: $7865.